Patents by Inventor Jin Sakai

Jin Sakai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Portable wireless telephone
    Patent number: D501190
    Type: Grant
    Filed: April 8, 2004
    Date of Patent: January 25, 2005
    Assignee: NEC Corporation
    Inventors: Jun Watanabe, Yasuo Nagamine, Jin Sakai, Masakatsu Takizawa
  • Portable wireless telephone
    Patent number: D505944
    Type: Grant
    Filed: April 8, 2004
    Date of Patent: June 7, 2005
    Assignee: NEC Corporation
    Inventors: Jun Watanabe, Kazuo Oosawa, Jin Sakai, Masakatsu Takizawa
  • Portable wireless telephone
    Patent number: D507555
    Type: Grant
    Filed: October 4, 2004
    Date of Patent: July 19, 2005
    Assignee: NEC Corporation
    Inventors: Jun Watanabe, Mitsutaka Shiraishi, Satoshi Sugawara, Jin Sakai, Mitsuaki Kanada, Kazuhiko Yamaoka
  • Portable wireless telephone
    Patent number: D510345
    Type: Grant
    Filed: October 4, 2004
    Date of Patent: October 4, 2005
    Assignee: NEC Corporation
    Inventors: Jun Watanabe, Mitsutaka Shiraishi, Satoshi Sugawara, Jin Sakai, Mitsuaki Kanada, Kazuhiko Yamaoka
  • Portable wireless telephone
    Patent number: D512713
    Type: Grant
    Filed: April 8, 2004
    Date of Patent: December 13, 2005
    Assignee: NEC Corporation
    Inventors: Jun Watanabe, Kazuo Oosawa, Jin Sakai, Masakatsu Takizawa
  • Telephone
    Patent number: D877711
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: March 10, 2020
    Assignee: NEC PLATFORMS, LTD.
    Inventors: Eiichi Taniguchi, Yuichiro Shibata, Eiji Hikino, Masaki Kobayashi, Masaru Kunii, Chiaki Terao, Katsufumi Matsuura, Kyota Kubo, Hiroyuki Oiwake, Masakatsu Takizawa, Jin Sakai, Takayuki Yoshimoto
  • Telephone
    Patent number: D910588
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: February 16, 2021
    Assignee: NEC PLATFORMS, LTD.
    Inventors: Eiichi Taniguchi, Wataru Kuwajima, Eiji Hikino, Yuichiro Shibata, Masaki Kobayashi, Masaru Kunii, Chiaki Terao, Hidekazu Kurachi, Kyota Kubo, Hiroyuki Oiwake, Seitaro Hirano, Masakatsu Takizawa, Jin Sakai, Takayuki Yoshimoto
  • Telephone
    Patent number: D910589
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: February 16, 2021
    Assignee: NEC PLATFORMS, LTD.
    Inventors: Eiichi Taniguchi, Wataru Kuwajima, Eiji Hikino, Yuichiro Shibata, Masaki Kobayashi, Masaru Kunii, Chiaki Terao, Hidekazu Kurachi, Kyota Kubo, Hiroyuki Oiwake, Seitaro Hirano, Masakatsu Takizawa, Jin Sakai, Takayuki Yoshimoto
  • Telephone
    Patent number: D911301
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: February 23, 2021
    Assignee: NEC PLATFORMS, LTD.
    Inventors: Eiichi Taniguchi, Wataru Kuwajima, Eiji Hikino, Yuichiro Shibata, Masaki Kobayashi, Masaru Kunii, Chiaki Terao, Hidekazu Kurachi, Kyota Kubo, Hiroyuki Oiwake, Seitaro Hirano, Masakatsu Takizawa, Jin Sakai, Takayuki Yoshimoto